Test 8 · ★ · Tarnish and how metals change
"dropped vinegar on me dad's fancy knife and it got dark spots. is it ruined?" What's going on?
Mova's choice: option 2 · The right answer: option 1 · wrong ✗ · Who acts: knife · What happens: drop, get, ruin, go on · To what, where: vinegar, dark spots, knife · Speech: someone speaks here
This is test 8 · ★ of lesson 14 «Tarnish and how metals change» of the chemistry course of Mova's primary school. The page gives the question's syntax tree — a dependency tree in the style of Universal Dependencies — and its pragmatics clause by clause, then the 4 options as the student saw them, each with its tree and pragmatics. Every text is parsed by Mova itself. How the student answered it, with the score of every option and why: the test at school.
The question
Sentence 1: "dropped vinegar on me dad's fancy knife and it got dark spots. is it ruined?"
The words, one row each (CoNLL-U)
| # | word | lemma | UPOS | features | head | relation |
|---|---|---|---|---|---|---|
| 1 | " | " | PUNCT | _ | 2 dropped | punct |
| 2 | dropped | drop | VERB | Mood=Ind Number=Sing Person=1 Tense=Past VerbForm=Fin | 18 ruined | csubj |
| 3 | vinegar | vinegar | NOUN | Number=Sing | 2 dropped | obj |
| 4 | on | on | ADP | _ | 5 me | case |
| 5 | me | I | PRON | Case=Acc Number=Sing Person=1 PronType=Prs | 2 dropped | obl |
| 6 | dad | dad | NOUN | Number=Sing | 9 knife | nmod:poss |
| 7 | 's | 's | PART | _ | 6 dad | case |
| 8 | fancy | fancy | ADJ | Degree=Pos | 9 knife | amod |
| 9 | knife | knife | NOUN | Number=Sing | 2 dropped | obj |
| 10 | and | and | CCONJ | _ | 12 got | cc |
| 11 | it | it | PRON | Case=Nom Gender=Neut Number=Sing Person=3 PronType=Prs | 12 got | nsubj |
| 12 | got | get | VERB | Mood=Ind Number=Sing Person=3 Tense=Past VerbForm=Fin | 2 dropped | conj |
| 13 | dark | dark | ADJ | Degree=Pos | 14 spots | amod |
| 14 | spots | spot | NOUN | Number=Plur | 12 got | obj |
| 15 | . | . | PUNCT | _ | 2 dropped | punct |
| 16 | is | be | AUX | Mood=Ind Number=Sing Person=3 Tense=Pres VerbForm=Fin | 18 ruined | aux:pass |
| 17 | it | it | PRON | Case=Nom Gender=Neut Number=Sing Person=3 PronType=Prs | 18 ruined | nsubj:pass |
| 18 | ruined | ruin | VERB | Tense=Past VerbForm=Part Voice=Pass | root | root |
| 19 | ? | ? | PUNCT | _ | 18 ruined | punct |
| 20 | " | " | PUNCT | _ | 18 ruined | punct |
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
|---|---|---|---|---|---|---|---|---|---|
| 1 | drop in a quote | past | vinegar | on me | vn put_direction-9.4 «NP V NP ADVP»: agent=Agent vinegar=Theme knife=Destination | ||||
| 2 | get in a quote | past | knife | dark spots | vn comprehend-87.2-1 «NP V NP»: agent=Experiencer spot=Stimulus | ||||
| 3 | ruin in a quote | present · passive | knife | vn destroy-44 «NP V NP»: subject=Patient |
One row per clause the reader finds. «not said here»: a role filled from the clause above. «roles by»: a VerbNet class and frame when one fits the verb, else the reader's rules on the tree.
Sentence 2: What's going on?
The words, one row each (CoNLL-U)
| # | word | lemma | UPOS | features | head | relation |
|---|---|---|---|---|---|---|
| 1 | What | what | PRON | PronType=Int | 3 going | nsubj |
| 2 | 's | be | AUX | Mood=Ind Number=Sing Person=3 Tense=Pres VerbForm=Fin | 3 going | aux |
| 3 | going | go | VERB | Tense=Pres VerbForm=Part | root | root |
| 4 | on | on | ADP | _ | 3 going | compound:prt |
| 5 | ? | ? | PUNCT | _ | 3 going | punct |
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
|---|---|---|---|---|---|---|---|---|---|
| 1 | go on | present · progressive | vn function-105.2.1 «NP V»: agent=Theme |
The options
Option 1 · ✓ the right answer
Acid reacted with carbon steel; dry knives fast
The words, one row each (CoNLL-U)
| # | word | lemma | UPOS | features | head | relation |
|---|---|---|---|---|---|---|
| 1 | Acid | acid | NOUN | Number=Sing | root | root |
| 2 | reacted | react | VERB | Tense=Past VerbForm=Part Voice=Pass | 1 Acid | acl |
| 3 | with | with | ADP | _ | 5 steel | case |
| 4 | carbon | carbon | NOUN | Number=Sing | 5 steel | compound |
| 5 | steel | steel | NOUN | Number=Sing | 2 reacted | obl |
| 6 | ; | ; | PUNCT | _ | 8 knives | punct |
| 7 | dry | dry | ADJ | Degree=Pos | 8 knives | amod |
| 8 | knives | knife | NOUN | Number=Plur | 1 Acid | conj |
| 9 | fast | fast | ADV | Degree=Pos | 8 knives | advmod |
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
|---|---|---|---|---|---|---|---|---|---|
| 1 | react | participle | Acid and dry knives not said here | with carbon steel | vn respond-113 «NP V PP.predicate»: agent=Agent with steel=Eventuality |
Option 2 · ← Mova's choice
The knife is rusting from the inside out
The words, one row each (CoNLL-U)
| # | word | lemma | UPOS | features | head | relation |
|---|---|---|---|---|---|---|
| 1 | The | the | DET | Definite=Def PronType=Art | 2 knife | det |
| 2 | knife | knife | NOUN | Number=Sing | 4 rusting | nsubj |
| 3 | is | be | AUX | Mood=Ind Number=Sing Person=3 Tense=Pres VerbForm=Fin | 4 rusting | aux |
| 4 | rusting | rust | VERB | Tense=Pres VerbForm=Part | root | root |
| 5 | from | from | ADP | _ | 7 inside | case |
| 6 | the | the | DET | Definite=Def PronType=Art | 7 inside | det |
| 7 | inside | inside | NOUN | Number=Sing | 4 rusting | obl |
| 8 | out | out | ADV | _ | 4 rusting | advmod |
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
|---|---|---|---|---|---|---|---|---|---|
| 1 | rust | present · progressive | the knife | the inside | out property | vn entity_specific_cos-45.5 «NP.patient V»: agent=Patient |
Option 3
The steel is slowly turning into silver
The words, one row each (CoNLL-U)
| # | word | lemma | UPOS | features | head | relation |
|---|---|---|---|---|---|---|
| 1 | The | the | DET | Definite=Def PronType=Art | 2 steel | det |
| 2 | steel | steel | NOUN | Number=Sing | 5 turning | nsubj |
| 3 | is | be | AUX | Mood=Ind Number=Sing Person=3 Tense=Pres VerbForm=Fin | 5 turning | aux |
| 4 | slowly | slowly | ADV | _ | 5 turning | advmod |
| 5 | turning | turn | VERB | Tense=Pres VerbForm=Part | root | root |
| 6 | into | into | ADP | _ | 7 silver | case |
| 7 | silver | silver | NOUN | Number=Sing | 5 turning | obl |
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
|---|---|---|---|---|---|---|---|---|---|
| 1 | turn | present · progressive | the steel | silver | slowly property | vn roll-51.3.1 «NP V PP.trajectory»: agent=Theme into silver=Trajectory |
Option 4
The vinegar made the knife magnetic
The words, one row each (CoNLL-U)
| # | word | lemma | UPOS | features | head | relation |
|---|---|---|---|---|---|---|
| 1 | The | the | DET | Definite=Def PronType=Art | 2 vinegar | det |
| 2 | vinegar | vinegar | NOUN | Number=Sing | 3 made | nsubj |
| 3 | made | make | VERB | Mood=Ind Number=Sing Person=3 Tense=Past VerbForm=Fin | root | root |
| 4 | the | the | DET | Definite=Def PronType=Art | 5 knife | det |
| 5 | knife | knife | NOUN | Number=Sing | 3 made | obj |
| 6 | magnetic | magnetic | ADJ | Degree=Pos | 3 made | xcomp |
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
|---|---|---|---|---|---|---|---|---|---|
| 1 | make | past | the vinegar | the knife | magnetic property | vn build-26.1-1 «NP.material V NP»: agent=Material knife=Product |
Text: the tests of Mova's primary school, written for Mova (world/data/school/), as the course runner gave them to the student. Trees: Mova's own parse — the en model on the CPU, when the site is built — not checked by a teacher; they may be wrong. Frames: Mova's frames reader (prag), each text read on its own. Elamur Cosmic License.
This page in Markdown → https://md.mova.elamur.ai/free/en/corpora/questions/chemistry/14-tarnish-and-how-metals-change/t8/